using System;

using System.Collections.Generic;

using System.Linq;

​

namespace ConsoleApplication1

{

    internal class Student

    {

        public int Id { get; set; }

        public string Name { get; set; }

        public int Rank { get; set; }

        public int Age { get; set; }

    }

​

    public class Program

    {

        public static void Main(string[] args)

        {

            List<Student> students = new List<Student>();

            students.Add(new Student { Id = 1, Name = "Ramesh", Rank = 1, Age = 39 });

            students.Add(new Student { Id = 2, Name = "Kapil", Rank = 1, Age = 32 });

            students.Add(new Student { Id = 3, Name = "Suresh", Rank = 2, Age = 45 });

            students.Add(new Student { Id = 4, Name = "Mahesh", Rank = 2, Age = 39 });

​

            var studentsOrderByRank = students.OrderBy(w => w.Rank).ThenBy(w => w.Age);

​

            Console.WriteLine("Sorted Students:");

            foreach (var student in studentsOrderByRank)

            {

                Console.WriteLine(student.Name);

            }

        }

    }

}